CN217354382U - Tunnel boring cutter device and tunnel boring equipment - Google Patents
Tunnel boring cutter device and tunnel boring equipment Download PDFInfo
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- CN217354382U CN217354382U CN202221338994.4U CN202221338994U CN217354382U CN 217354382 U CN217354382 U CN 217354382U CN 202221338994 U CN202221338994 U CN 202221338994U CN 217354382 U CN217354382 U CN 217354382U
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- cutter
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- knife
- sliding sleeve
- tunneling
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Abstract
The utility model relates to a cutter device and tunnelling equipment for tunneling, cutter device includes for tunneling: a knife cylinder; the cutter seat is a sphere or a segment and is arranged in the cutter cylinder, and is provided with a rotating shaft connecting part; the cutter is arranged at one end of the cutter holder along the axial direction of the cutter cylinder and is provided with a working position protruding out of the first end of the cutter cylinder; the sliding sleeve is annular and is sleeved between the knife cylinder and the knife holder, the sliding sleeve is configured to slide along the knife cylinder, the sliding sleeve is in sealing fit with the knife holder, and the sliding sleeve is provided with a through hole which is arranged along the radial direction of the knife cylinder with the rotating shaft connecting part; the pivot, along the radial extension of a sword section of thick bamboo and install the second end at a sword section of thick bamboo, the radial movement of a sword section of thick bamboo can be followed in the pivot to pass behind the through-hole behind the blade holder slides the second end of a sword section of thick bamboo along with the sliding sleeve and be connected with pivot connecting portion, and then drive the blade holder and rotate the tool changing position of the second end of a sword section of thick bamboo in cutter protrusion for the sliding sleeve.
Description
Technical Field
The utility model relates to a tunneling equipment field particularly, relates to a cutter device and tunneling equipment for tunneling.
Background
With the rapid development of domestic traffic infrastructure construction, shield construction is increasingly applied to underground engineering construction of urban subways, cross-river and sea tunnels and the like with the characteristics of safety, rapidness and high efficiency. In the river-crossing and sea-crossing engineering, when the special slurry shield carries out tool changing operation, the tool changing operation is mainly divided into pressurized operation and normal-pressure operation, the normal-pressure operation mainly depends on a normal-pressure tool changing mechanism, the normal-pressure tool changing operation inside a cutter head can be realized, and the tool changing mechanism has obvious advantages compared with the pressurized operation.
But the normal effective work of present ordinary pressure tool changing mechanism is guaranteed to current blade disc, need thicken the whole thickness of blade disc more than 2 times, again because the general buried depth of river-crossing sea tunnel is great, stratum permeability is stronger, water pressure is higher, cause the cutter wearing and tearing fast, need often inspect in the work progress, change the cutter, this switch that just needs the gate regularity of ordinary pressure tool changing mechanism, easily lead to the gate to seal up and damage, cause the pressurize to become invalid, because there are structures such as knife gate valve in current ordinary pressure tool changing mechanism again, lead to current ordinary pressure tool changing mechanism high in manufacturing cost and manual operation operating time long. In traditional tool changing process, need be with cutter and the whole follow blade disc of a sword section of thick bamboo from taking out, shared volume is great, needs the inside bigger space of blade disc, and simultaneously, traditional cutter is at the tool changing in-process, and the problem that easy emergence mud was gushed leads to sealed quilt to be destroyed.
Therefore, a new normal pressure tool changing mechanism is urgently needed to be provided to replace the tool changing structure of the knife gate valve, so that the manufacturing cost can be reduced, the working time can be reduced, and the safety can be improved.
It should be noted that the statements in this background section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a cutter device and tunnelling equipment for the tunnel tunnelling to improve the long problem of the tool changing mechanism high in manufacturing cost and manually operation's of the tunnelling equipment that exists among the prior art operating time.
According to the utility model discloses an aspect of the embodiment, the utility model provides a cutter device for tunneling, cutter device for tunneling includes:
a knife cylinder;
the cutter seat is a sphere or a segment and is arranged in the cutter cylinder, and is provided with a rotating shaft connecting part;
the cutter is arranged at one end of the cutter holder along the axial direction of the cutter cylinder and is provided with a working position protruding out of the first end of the cutter cylinder;
the sliding sleeve is annular and is sleeved between the knife cylinder and the knife holder, the sliding sleeve is configured to slide along the knife cylinder, the sliding sleeve is in sealing fit with the knife holder, and the sliding sleeve is provided with a through hole which is arranged along the radial direction of the knife cylinder with the rotating shaft connecting part;
the pivot, along the radial extension of a sword section of thick bamboo and install the second end at a sword section of thick bamboo, the radial movement of a sword section of thick bamboo can be followed in the pivot to pass behind the through-hole behind the blade holder slides the second end of a sword section of thick bamboo along with the sliding sleeve and be connected with pivot connecting portion, and then drive the blade holder and rotate the tool changing position of the second end of a sword section of thick bamboo in cutter protrusion for the sliding sleeve.
In some embodiments, the tunneling cutter device further comprises a baffle plate disposed at the second end of the cutter cylinder, the baffle plate being connected to the cutter cylinder and the cutter holder, respectively, to fix the cutter in the working position.
In some embodiments of the present invention, the,
the baffle plate is detachably connected with the knife cylinder; and/or
The baffle is detachably connected with the cutter holder.
In some embodiments, the knife cylinder further comprises a connecting part, one end of the connecting part in the axial direction of the knife cylinder is connected with the baffle, and the other end of the connecting part is connected with the sliding sleeve.
In some embodiments, the tool apron is provided with a first connecting structure for connecting the baffle, and the first connecting structure and the connecting part are sequentially arranged along the direction far away from the axis of the tool cylinder.
In some embodiments, the connecting member is an annular member that fits within the knife cylinder.
In some embodiments, the baffle is removably coupled to the coupling member.
In some embodiments, the tool holder is shaped as a segment of a sphere, and the tool is mounted on a plane of one end of the segment of the sphere in the axial direction of the tool holder.
In some embodiments, the hinge connection portion includes a slot.
In some embodiments, the cross section of the slot is a strip or polygon, the end of the rotating shaft is provided with a slot matching part, and the shape of the slot matching part is matched with the shape of the slot.
In some embodiments, the tunneling tool device further includes:
the first sealing part is sleeved between the sliding sleeve and the knife cylinder;
and the second sealing part is sleeved between the sliding sleeve and the tool apron.
In some embodiments, the sliding sleeve is provided with a second sealing part at two ends in the axial direction of the knife cylinder.
According to the utility model discloses an on the other hand still provides a tunneling device, and tunneling device includes foretell cutter device for tunneling.
Use the technical scheme of this application, the blade holder can realize with sliding sleeve seal fit, with blade holder and cutter after the position of the pivot of the second end of a sword section of thick bamboo is moved backward, pivot redrive blade holder 2 rotates 180 degrees after can rotate the cutter to the tool changing position, consequently the cutter device of this embodiment need not dismantle the cutter device from the blade disc when the tool changing, is favorable to shortening the operating time of tool changing. Further, the cutter device of the embodiment can realize sealing to prevent water or slurry from leaking, and compared with a scheme of plugging slurry or water through another gate valve in the related art, the cutter device can greatly reduce the volume of a cutter head for bearing the cutter device, and can effectively protect the sealing device from being damaged by slurry.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural view of a tunnel boring cutter device according to an embodiment of the present invention;
fig. 2 is a schematic structural view showing a cross section of a tunneling cutter device according to an embodiment of the present invention;
fig. 3 is a schematic structural view showing a sliding sleeve, a tool post and a tool of the tool device for tunneling according to the embodiment of the present invention;
fig. 4 is a schematic structural view showing a blade holder and a blade of the tunneling cutter device according to the embodiment of the present invention;
fig. 5 is a schematic structural view showing a first state of a tool changing process of the tool changer apparatus for tunneling according to the embodiment of the present invention; and
fig. 6 is a schematic configuration diagram showing a first state of a tool changing process of the tool changer apparatus for tunneling according to the embodiment of the present invention.
In the figure: 1. a knife cylinder; 2. a tool apron; 21. a rotating shaft connecting part; 22. a connecting structure; 3. a sliding sleeve; 31. a through hole; 4. a baffle plate; 41. a second bolt hole; 71. a third bolt hole; 5. a cutter; 6. a rotating shaft; 7. a connecting member; 8. a first seal member; 9. a second sealing member.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
As shown in fig. 1 to 4, the cutter device for tunnel boring of the present embodiment includes a cutter cylinder 1, a cutter holder 2, a cutter 5, a slide bush 3, and a rotary shaft 6.
The tool apron 2 is a sphere or a segment and is arranged in the tool cylinder 1, and a rotating shaft connecting part 21 is arranged. The cutter 5 is mounted on one end of the cutter holder 2 in the axial direction of the cutter cylinder 1 and has an operating position protruding from the first end of the cutter cylinder 1.
The sliding sleeve 3 is annular and is sleeved between the knife cylinder 1 and the knife holder 2, the sliding sleeve 3 is configured to slide along the knife cylinder 1, the sliding sleeve 3 is in sealing fit with the knife holder 2, and the sliding sleeve 3 is provided with a through hole 31 which is arranged along the radial direction of the knife cylinder 1 and is connected with the rotating shaft connecting part 21.
The pivot 6 is followed the radial extension of a knife section of thick bamboo 1 and is installed at the second end of a knife section of thick bamboo 1, and the radial movement of a knife section of thick bamboo 1 can be followed to pivot 6 to pass behind the through-hole 31 and be connected with pivot connecting portion 21 behind the blade holder 2 slides to the second end of a knife section of thick bamboo 1 along with sliding sleeve 3, and then drive blade holder 2 and rotate to the tool changing position of 5 protrusion in the second end of a knife section of thick bamboo 1 of cutter for sliding sleeve 3.
In this embodiment, blade holder 2 can realize and slide sleeve 3 sealed cooperation, with blade holder 2 and cutter 5 after the position of the pivot 6 of the second end of a knife section of thick bamboo 2 is moved backward, pivot 6 redrives blade holder 2 and can rotate cutter 5 to the tool changing position after rotating 180 degrees, consequently the cutter device of this embodiment need not dismantle the cutter device from the blade disc when the cutter changing, is favorable to shortening the operating time of cutter changing. Further, the cutter device of the embodiment can realize sealing to prevent water or slurry from leaking, and compared with a scheme of plugging slurry or water through another gate valve in the related art, the cutter device can greatly reduce the volume of a cutter head for bearing the cutter device, and can effectively protect the sealing device from being damaged by slurry.
The cutter device for tunneling further comprises a baffle 4 arranged at the second end of the cutter barrel 1, and the baffle 4 is connected with the cutter barrel 1 and the cutter holder 2 respectively so as to fix the cutter 5 at the working position.
In some embodiments, the baffle 4 is detachably connected with the knife cylinder 1; the apron 4 is detachably connected to the holder 2. When the tool 5 needs to be replaced, the connection between the knife cylinder 1 and the baffle 4 can be firstly released, then the knife holder 2 and the sliding sleeve 3 are moved to the second end of the knife cylinder 1 through the baffle 4, after the knife holder 2 and the sliding sleeve 3 are moved to the position of the rotating shaft 6 at the second end of the knife cylinder 1, as shown in fig. 5, the connection between the baffle 4 and the knife holder 2 is released, and then the knife holder 2 is rotated to the position where the tool 5 protrudes out of the second end of the knife cylinder 1 through the rotating shaft 6.
In some embodiments, the tool device for tunneling further includes a connecting member 7, one end of the connecting member 7 in the axial direction of the cutter cylinder 1 is connected to the barrier 4, and the other end is connected to the sliding sleeve 3, so that the sliding sleeve 3 and the tool holder 2 can be moved along the cutter cylinder 1.
The tool apron 2 is provided with a first connecting structure 22 for connecting the baffle 4, and the first connecting structure 22 and the connecting part 7 are sequentially arranged along the direction far away from the axis of the tool cylinder 1.
In some embodiments, the baffle 4 is bolted to the holder 2, the connecting member 7, and the tool holder 1. As shown in fig. 5 and 6, the first connecting structure 22 includes a first bolt hole, and the baffle plate 4 is provided with a second bolt hole 41 corresponding to the first bolt hole. The connecting member 7 is provided with a third bolt hole 71, and the baffle plate 4 is provided with a fourth bolt hole corresponding to the third bolt hole 71.
In some embodiments, the connecting member 7 is a ring-shaped member that is fitted in the knife cylinder 1, and the ring-shaped member is movably fitted in the knife cylinder 1.
In some embodiments, the baffle 4 is removably connected to the connecting member 7. After the tool holder 2 and the sliding sleeve 3 are moved to the position of the rotating shaft 6 or the tool holder 2 is rotated to the position that the tool 5 protrudes from the second end of the tool cylinder 1, the connecting part 7 is disconnected from the baffle 4 so as to replace the tool 5.
The tool holder 2 is shaped as a spherical segment, and the tool 5 is mounted on a plane of one end of the spherical segment in the axial direction of the tool cylinder 1.
The rotation shaft connecting portion 21 includes a slot. The cross section of the slot is strip-shaped or polygonal, the end part of the rotating shaft 6 is provided with a slot matching part, and the shape of the slot matching part is matched with that of the slot.
The tunnelling cutter device also comprises a first sealing member 8 and a second sealing member 9. The first sealing part 8 is sleeved between the sliding sleeve 3 and the knife cylinder 1. The second sealing component 9 is sleeved between the sliding sleeve 3 and the tool apron 2.
As shown in fig. 5 and 6, the sliding sleeve 3 is provided with second sealing members 9 at both ends in the axial direction of the knife cylinder 1. The second sealing part 9 has an arc-shaped surface adapted to the outer contour of the holder 2.
According to another aspect of the present application there is also provided tunnelling apparatus which includes a tool arrangement for tunnelling as hereinbefore described.
The above description is only exemplary embodiments of the present invention, and should not be construed as limiting the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (13)
1. A cutter device for tunneling, characterized by comprising:
a knife cylinder (1);
the cutter holder (2) is a sphere or a segment and is arranged in the cutter barrel (1), and a rotating shaft connecting part (21) is arranged;
the cutter (5) is arranged at one end of the cutter holder (2) along the axial direction of the cutter barrel (1) and is provided with a working position protruding out of the first end of the cutter barrel (1);
the sliding sleeve (3) is annular and is sleeved between the knife cylinder (1) and the knife holder (2), the sliding sleeve (3) is configured to slide along the knife cylinder (1), the sliding sleeve (3) is in sealing fit with the knife holder (2), and a through hole (31) which is radially arranged along the knife cylinder (1) with the rotating shaft connecting part (21) is formed in the sliding sleeve (3);
the rotating shaft (6) extends in the radial direction of the knife cylinder (1) and is installed at the second end of the knife cylinder (1), the rotating shaft (6) can move in the radial direction of the knife cylinder (1), so that the knife holder (2) can slide to the second end of the knife cylinder (1) along with the sliding sleeve (3) and then penetrate through the through hole (31) and then be connected with the rotating shaft connecting part (21), and then the knife holder (2) is driven to rotate relative to the sliding sleeve (3) to protrude out of the knife (5) and the knife changing position of the second end of the knife cylinder (1).
2. A cutter device for tunneling according to claim 1, further comprising a guard (4) provided at the second end of the cutter cylinder (1), the guard (4) being connected to the cutter cylinder (1) and the holder (2), respectively, to fix the cutter (5) in the working position.
3. A tunneling cutter device according to claim 2,
the baffle plate (4) is detachably connected with the knife cylinder (1); and/or
The baffle (4) is detachably connected with the tool apron (2).
4. The cutter device for tunneling according to claim 2 or 3, further comprising a connecting member (7), wherein one end of the connecting member (7) in the axial direction of the cutter cylinder (1) is connected to the shield (4), and the other end is connected to the sliding sleeve (3).
5. The cutter device for tunneling according to claim 4, wherein the holder (2) is provided with a first connecting structure (22) for connecting the shield (4), and the first connecting structure (22) and the connecting member (7) are arranged in sequence in a direction away from the axis of the cutter cylinder (1).
6. The cutter device for tunneling according to claim 4, characterized in that the connecting member (7) is an annular member fitted in the cutter cylinder (1).
7. The tunneling cutter device according to claim 4, wherein the shield plate (4) is detachably connected to the connecting member (7).
8. A cutter device for tunneling according to claim 1, characterized in that the cutter holder (2) is shaped as a spherical segment, and the cutter (5) is mounted on a plane of one end of the spherical segment in the axial direction of the cutter cylinder (1).
9. A tunneling cutter device according to claim 1, characterized in that the spindle connection portion (21) includes a socket.
10. The cutter device for tunneling according to claim 9, wherein the cross section of the slot is strip-shaped or polygonal, and the end of the rotary shaft (6) is provided with a slot-fitting portion having a shape that matches the shape of the slot.
11. A tunneling cutter device according to claim 1, characterized by further comprising:
the first sealing component (8) is sleeved between the sliding sleeve (3) and the knife cylinder (1);
and the second sealing part (9) is sleeved between the sliding sleeve (3) and the tool apron (2).
12. The cutter device for tunneling according to claim 11, wherein the second seal member (9) is provided at each of both ends of the sliding sleeve (3) in the axial direction of the cutter cylinder (1).
13. A tunneling apparatus comprising the tunneling cutter device according to any one of claims 1 to 12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221338994.4U CN217354382U (en) | 2022-05-31 | 2022-05-31 | Tunnel boring cutter device and tunnel boring equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221338994.4U CN217354382U (en) | 2022-05-31 | 2022-05-31 | Tunnel boring cutter device and tunnel boring equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217354382U true CN217354382U (en) | 2022-09-02 |
Family
ID=83016409
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221338994.4U Active CN217354382U (en) | 2022-05-31 | 2022-05-31 | Tunnel boring cutter device and tunnel boring equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217354382U (en) |
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2022
- 2022-05-31 CN CN202221338994.4U patent/CN217354382U/en active Active
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